<template>
  <div>
    <!-- 面包屑导航区 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>

    <!-- 卡片视图区 -->
    <el-card>
      <!-- 搜索与添加区域 -->
      <el-row :gutter="20">
        <el-col :span="15">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getUserList"
          >
            <el-button slot="append" icon="el-icon-search" @click="getUserList">
            </el-button>
          </el-input>
        </el-col>
        <el-col :span="8">
          <el-button type="primary" @click="addDialogVisible = true">
            添加用户
          </el-button>
        </el-col>
      </el-row>

      <!-- 用户列表显示区 -->
      <el-table :data="userList" border stripe>
        <el-table-column type="index"> </el-table-column>
        <el-table-column prop="username" label="姓名" width="100">
        </el-table-column>
        <el-table-column prop="email" label="邮箱"></el-table-column>
        <el-table-column
          prop="mobile"
          label="电话"
          width="120"
        ></el-table-column>
        <el-table-column prop="role_name" label="角色"></el-table-column>
        <el-table-column label="状态" width="70">
          <template slot-scope="scope">
            <el-switch
              v-model="scope.row.mg_state"
              @change="userStateChange(scope.row)"
            >
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="230">
          <template slot-scope="scope">
            <!-- 修改按钮 -->
            <el-tooltip
              effect="dark"
              content="编辑"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="primary"
                icon="el-icon-edit"
                size="mini"
                @click="showEditDialog(scope.row.id)"
              ></el-button>
            </el-tooltip>

            <!-- 删除按钮 -->
            <el-tooltip
              effect="dark"
              content="删除"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="danger"
                icon="el-icon-delete"
                size="mini"
                @click="removeUserByID(scope.row.id)"
              ></el-button>
            </el-tooltip>
            <!-- 分配角色按钮 -->
            <el-tooltip
              effect="dark"
              content="分配角色"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="warning"
                icon="el-icon-setting"
                size="mini"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页区 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>
    <!-- 添加用户的对话框 -->
    <el-dialog
      title="添加用户"
      :visible.sync="addDialogVisible"
      width="50%"
      @close="addDialogClosed"
    >
      <!-- 内容主体区 -->
      <el-form
        :model="addForm"
        :rules="addFormRules"
        ref="addRuleForm"
        label-width="70px"
        status-icon
      >
        <el-form-item label="用户名" prop="username" label-width="100px">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password" label-width="100px">
          <el-input type="password" v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="确认密码" prop="checkPass" label-width="100px">
          <el-input
            type="password"
            v-model="addForm.checkPass"
            autocomplete="off"
          ></el-input>
        </el-form-item>
        <el-form-item label="电子邮箱" prop="email" label-width="100px">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号码" prop="mobile" label-width="100px">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <!-- 内容底部区 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 修改用户的对话框 -->
    <el-dialog
      title="修改用户"
      :visible.sync="editDialogVisible"
      width="50%"
      @close="editDialogClosed"
    >
      <el-form
        :model="editForm"
        :rules="editFormRules"
        ref="editFormRef"
        label-width="100px"
        status-icon
      >
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机号码" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo"> 确 定 </el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  data() {
    //验证确认密码
    var validatePass = (rule, value, callback) => {
      if (value === '') {
        callback(new Error('请输入确认密码'))
      } else if (value !== this.addForm.password) {
        callback(new Error('两次输入密码不一致!'))
      } else {
        callback()
      }
    }
    //验证手机
    var validateMobile = (_, value, callback) => {
      const regMobile =
        /^(0|86|17951)?(13[0-9]|15[0123456789]|17[678]|18[0-9]|14[57])[0-9]{8}$/
      if (value === '') callback(new Error('请输入手机号码'))
      else if (!regMobile.test(value)) {
        callback(new Error('手机号码为11位数字'))
      } else {
        callback()
      }
    }
    return {
      //获取用户列表的参数对象
      queryInfo: {
        query: '',
        pagenum: 1,
        //当前每页显示数据
        pagesize: 10,
      },
      userList: [],
      total: 0,
      //控制用户对话框的显示与隐藏
      addDialogVisible: false,
      //添加用户表单
      addForm: {
        username: '',
        password: '',
        checkPass: '',
        email: '',
        mobile: '',
      },
      //添加用户表单
      addFormRules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          {
            min: 3,
            max: 10,
            message: '长度在 3 到 10 个字符',
            trigger: 'blur',
          },
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          {
            min: 6,
            max: 15,
            message: '长度在 6 到 15 个字符',
            trigger: 'blur',
          },
        ],
        checkPass: [
          { required: true, validator: validatePass, trigger: 'blur' },
        ],
        email: [
          { required: true, message: '请输入邮箱地址', trigger: 'blur' },
          {
            type: 'email',
            message: '请输入正确的邮箱地址',
            trigger: ['blur', 'change'],
          },
        ],
        mobile: [
          { required: true, validator: validateMobile, trigger: 'blur' },
        ],
      },
      //控制修改用户对话框的显示与隐藏
      editDialogVisible: false,
      //查询到的用户信息
      editForm: {},
      editFormRules: {
        email: [
          { required: true, message: '请输入邮箱地址', trigger: 'blur' },
          {
            type: 'email',
            message: '请输入正确的邮箱地址',
            trigger: ['blur', 'change'],
          },
        ],
        mobile: [
          { required: true, validator: validateMobile, trigger: 'blur' },
        ],
      },
    }
  },
  created() {
    this.getUserList()
  },
  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get('users', {
        params: this.queryInfo,
      })
      if (res.meta.status !== 200) return this.$message.error(res.meta.msg)
      this.userList = res.data.users
      this.total = res.data.total
    },
    //监听padesize改变事件
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
      this.getUserList()
    },
    //监听页码值改变
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage
      this.getUserList()
    },
    //监听switch开关状态改变
    async userStateChange(userInfo) {
      const { data: res } = await this.$http.put(
        `users/${userInfo.id}/state/${userInfo.mg_state}`
      )
      if (res.meta.status != 200) {
        userInfo.mg_state = !userInfo.mg_state
        return this.$message.error('更新用户状态失败')
      }
      this.$message.success('更新用户状态成功')
    },
    //监听添加用户对话框关闭事件
    addDialogClosed() {
      this.$refs.addRuleForm.resetFields()
    },
    //点击按钮添加新用户
    addUser() {
      this.$refs.addRuleForm.validate(async (valid) => {
        if (!valid) return
        //发起添加用户网络请求
        const { data: res } = await this.$http.post('users', {
          username: this.addForm.username,
          password: this.addForm.password,
          email: this.addForm.email,
          mobile: this.addForm.mobile,
        })
        console.log(res)
        if (res.meta.status !== 201) return this.$message.error('添加用户失败')
        this.$message.success('添加用户成功')
        this.addDialogVisible = false
        this.getUserList()
      })
    },
    //展示编辑用户的对话框
    async showEditDialog(id) {
      const { data: res } = await this.$http.get('users/' + id)
      if (res.meta.status !== 200) return this.$message.error('查询用户失败')
      this.editForm = res.data
      this.editDialogVisible = true
    },
    //监听修改用户对话框的关闭事件
    editDialogClosed() {
      this.$refs.editFormRef.resetFields()
    },
    //修改用户信息并提交
    editUserInfo() {
      this.$refs.editFormRef.validate(async (valid) => {
        if (!valid) return
        const { data: res } = await this.$http.put(
          'users/' + this.editForm.id,
          { email: this.editForm.email, mobile: this.editForm.mobile }
        )
        if (res.meta.status != 200)
          return this.$message.error('修改用户信息失败')
        this.editDialogVisible = false
        this.getUserList()
        this.$message.success('修改用户信息成功')
      })
    },
    //根据id删除用户信息
    async removeUserByID(id) {
      const confirmResult = await this.$confirm(
        '是否删除该用户, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning',
        }
      ).catch((err) => err)
      if (confirmResult != 'confirm') return this.$message.info('已取消删除')
      const { data: res } = await this.$http.delete('users/' + id)
      if (res.meta.status != 200) return this.$message.error('删除用户失败')
      this.getUserList()
      this.$message.success('删除用户成功')
    },
  },
}
</script>

<style></style>
